Active NPI 1538267042 Individual Practitioner Male Practitioner

Dr. Peter Simon Birnbaum , DO INC

Orthopaedic Surgery • Orange, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Peter Birnbaum, DO INC is a certified Orthopaedic Surgery practicing in Orange, CA. With approximately 32 years of clinical experience since completing medical education in 1994, Dr. Birnbaum delivers high-quality medical care to the local community at 1310 W STEWART DR STE 311.

Dr. Birnbaum is affiliated with Peter S Birnbaum D O Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include injection, methylprednisolone acetate, 1 mg, established patient outpatient office visit, imaging guidance for procedure. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1310 W Stewart Dr Ste 311

Orange, CA 928683838

Telephone 7144913670

Fax 7145336760

Associated Practice Facility / Clinic

🏢 Todd H Katzman, M.d. Inc Facility NPI 1083625578

Medicare Profile & Education

Medical School

Other

Graduation Year

1994

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Orthopaedic Surgery in Orange, CA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

32 Yrs +10.3 yrs vs City Avg

City Avg: 21.7 Yrs

State Avg: 28.4 Yrs

Regional Practice Density

47 Specialists

Practicing in Orange, CA (2527 Statewide)

Telehealth Adoption Rate

10.6% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

51.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Birnbaum (32 Years) 32 Yrs

Orange Specialty Average (21.7 Years) 21.7 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J1010 Injection, methylprednisolone acetate, 1 mg	2,280	32	$1.79	$0.13
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	255	106	$276.80	$138.35
76000 Imaging guidance for procedure, 60 minutes or less	67	37	$41.78	$37.44
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	53	53	$358.38	$179.18
20610 Aspiration and/or injection of fluid from large joint	47	21	$156.53	$67.46
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	29	28	$280.26	$134.70
76000 Imaging guidance for procedure, 60 minutes or less	17	17	$41.53	$15.18
20550 Injection into tendon or ligament	16	11	$125.02	$56.72
J1040 Injection, methylprednisolone acetate, 80 mg	15	11	$23.64	$9.65

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	322	109	$276.32	$138.76
76000 Imaging guidance for procedure, 60 minutes or less	73	30	$37.88	$36.70
J1040 Injection, methylprednisolone acetate, 80 mg	64	33	$23.64	$11.50
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	53	53	$357.96	$179.74
20610 Aspiration and/or injection of fluid from large joint	44	21	$167.20	$73.17
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	38	38	$280.26	$136.67
76000 Imaging guidance for procedure, 60 minutes or less	21	20	$37.88	$16.16
20550 Injection into tendon or ligament	19	12	$125.02	$51.71
J1030 Injection, methylprednisolone acetate, 40 mg	14	11	$11.40	$7.94
29125 Application of nonmoveable forearm to hand splint	12	12	$144.80	$21.97

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	419	144	$276.32	$140.88
J1030 Injection, methylprednisolone acetate, 40 mg	128	56	$11.40	$6.35
76000 Imaging guidance for procedure, 60 minutes or less	97	50	$37.88	$37.48
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	90	90	$357.96	$182.51
20610 Aspiration and/or injection of fluid from large joint	74	43	$141.48	$65.37
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	43	41	$280.26	$142.97
97110 Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes	42	11	$64.28	$24.73
97140 Therapy procedure using manual technique, each 15 minutes	40	11	$58.94	$23.00
76000 Imaging guidance for procedure, 60 minutes or less	17	15	$37.88	$16.22
20550 Injection into tendon or ligament	15	12	$133.35	$63.73

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	331	117	$240.09	$143.61
J1030 Injection, methylprednisolone acetate, 40 mg	127	47	$13.20	$5.68
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	89	89	$357.49	$184.79
76000 Imaging guidance for procedure, 60 minutes or less	75	37	$108.62	$49.19
20610 Aspiration and/or injection of fluid from large joint	75	31	$135.22	$66.42
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	28	26	$295.52	$145.27
20550 Injection into tendon or ligament	17	12	$131.06	$55.24

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	322	134	$241.77	$120.63
20610 Aspiration and/or injection of fluid from large joint	102	40	$133.44	$60.01
J1030 Injection, methylprednisolone acetate, 40 mg	92	39	$13.20	$6.03
J1040 Injection, methylprednisolone acetate, 80 mg	83	33	$24.98	$11.64
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	71	71	$362.54	$180.88
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	39	39	$295.52	$148.51
20550 Injection into tendon or ligament	29	12	$117.88	$48.33
76000 Imaging guidance for procedure, 60 minutes or less	27	16	$108.62	$47.89
73565 X-ray of both knees while standing	24	22	$86.88	$44.78
73030 X-ray of shoulder, minimum of 2 views	23	17	$69.72	$37.98
76000 Imaging guidance for procedure, 60 minutes or less	14	13	$108.62	$16.62

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	355	160	$238.70	$119.08
J1030 Injection, methylprednisolone acetate, 40 mg	136	65	$13.40	$6.25
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	127	127	$355.64	$177.55
20610 Aspiration and/or injection of fluid from large joint	94	57	$138.98	$63.55
73565 X-ray of both knees while standing	68	55	$86.88	$42.24
76000 Imaging guidance for procedure, 60 minutes or less	57	34	$111.52	$52.81
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	38	34	$295.52	$145.41
73030 X-ray of shoulder, minimum of 2 views	34	29	$69.72	$34.32
J1040 Injection, methylprednisolone acetate, 80 mg	28	13	$24.98	$11.78
73110 X-ray of wrist, minimum of 3 views	27	20	$85.08	$41.88
73502 X-ray of hip, 2-3 views	25	19	$99.88	$49.14
76000 Imaging guidance for procedure, 60 minutes or less	20	16	$108.62	$16.46
72100 X-ray of lower and sacral spine, 2-3 views	20	20	$84.60	$41.62
29125 Application of nonmoveable forearm to hand splint	18	15	$144.76	$70.85
29125 Application of nonmoveable forearm to hand splint	15	13	$148.10	$21.83
Q4022 Cast supplies, short arm splint, adult (11 years +), fiberglass	12	11	$25.02	$12.31

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	84	47	$153.00	$111.60
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	34	34	$253.00	$168.84
J1030 Injection, methylprednisolone acetate, 40 mg	28	21	$20.00	$6.66

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	118	53	$153.00	$111.02
20610 Aspiration and/or injection of fluid from large joint	48	19	$129.00	$56.55
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	46	46	$253.00	$167.76
J1030 Injection, methylprednisolone acetate, 40 mg	30	23	$20.00	$5.80
76000 Imaging guidance for procedure, 60 minutes or less	22	18	$150.00	$43.98
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	20	20	$290.00	$202.89

Medical Specialties & State Licenses

CMS Verified: 2026-06-09

Orthopaedic Surgery Primary Specialty

NUCC Taxonomy Code: 207X00000X

State License CA 20A7133

An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

00AX71330 (CA)

Hospital & Practice Group Affiliations

Peter S Birnbaum D O Inc

1211 W La Palma Ave, Anaheim, CA 928012812

Phone: 7144913670

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

2 Associated Practitioners

Stephen Crouse , RPT

Physical Therapist

NPI 1467463372

Registered Physical Therapist

Dr. Todd Katzman , MD

Orthopaedic Surgery

NPI 1548279029

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

11 Historical Events

📍

Updated Practice Location June 09, 2026

Registered at 1310 W STEWART DR STE 311, ORANGE, CA 928683838 (Tel: 7144913670)

📍

Updated Business Mailing Address June 09, 2026

Registered at 1310 W STEWART DR STE 311, ORANGE, CA 928683838 (Tel: 7144913670)

👤

Provider Name / Credentials Updated April 11, 2022

Recorded as PETER BIRNBAUM, D.O. INC.

📍

Updated Practice Location January 19, 2022

Registered at 1211 W LA PALMA AVE STE 506, ANAHEIM, CA 928012812 (Tel: 7144913670)

📍

Updated Business Mailing Address February 07, 2020

Registered at 1211 W LA PALMA AVE, STE 506, ANAHEIM, CA 928012812 (Tel: 7144913670)

✅

NPI Profile Active August 09, 2012

NPI status registered as active in NPPES database

📍

Updated Practice Location August 09, 2012

Registered at 3010 W ORANGE AVE STE 507, ANAHEIM, CA 928043174 (Tel: 7149951531)

📍

Updated Business Mailing Address August 09, 2012

Registered at 3010 W ORANGE AVE STE 507, ANAHEIM, CA 928043174 (Tel: 7149951531)

👤

Provider Name / Credentials Updated August 09, 2012

Recorded as PETER BIRNBAUM, DO

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 09, 2012

Orthopaedic Surgery (License #20A7133 in CA)

🟢

Initial NPI Registration & Enumeration September 20, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1538267042

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: September 20, 2006

Last Update: June 09, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

1310 W Stewart Dr Ste 311

Orange, CA 928683838

Phone: 7144913670

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.